from tkinter import *

print('Введите начальную координату X:')
X = int(input())
print('Введите начальную координату Y:')
Y = int(input())
print('Введите коэффициент увеличения N:')
N = int(input())

coords = [0, 0, 10, 0, 10, 10, 20, 10, 20, 30, 10, 30, 10, 20, 0, 20]
if N == 0 and X>=0 and X<=300 and Y>=0 and Y<=300:
    pass
else:
    if N > 0 and 0*N+X>=0 and 0*N+Y>=0 and 20*N+X<=300 and 30*N+Y<=300:
        pass
    else:
        if N < 0 and 20*N+X>=0 and 30*N+Y>=0 and 0*N+X<=300 and 0*N+Y<=300:
            pass
        else:
            print('Размер фигуры превышает максимальный размер поля')
            exit()

root = Tk()
root.title("ИТ марафон")
root.geometry("300x300")

canvas = Canvas(bg="white", width=300, height=300)
canvas.pack(anchor=CENTER, expand=1)

canvas.create_polygon(coords[0] *N+X, coords[1] *N+Y,
                      coords[2] *N+X, coords[3] *N+Y,
                      coords[4] *N+X, coords[5] *N+Y,
                      coords[6] *N+X, coords[7] *N+Y,
                      coords[8] *N+X, coords[9] *N+Y,
                      coords[10]*N+X, coords[11]*N+Y,
                      coords[12]*N+X, coords[13]*N+Y,
                      coords[14]*N+X, coords[15]*N+Y)

root.mainloop()
